• PHP version >= 8.0.0
• MySQLi extension for PHP
• GD extension for PHP
• cURL extension for PHP
• Folder oc-content/uploads exists
• oc-content/uploads folder is writable
• Folder oc-content/downloads exists
• oc-content/downloads folder is writable
• Folder oc-content/languages folder exists
• oc-content/languages folder is writable
• Root directory is writable
• config-sample.php file exists